网络编程技术第九次课JavaMail(2)代码.doc

1) 第一个程序：MailClientAuthFromMydomain.java/带用户验证的读取邮件程序//class EmaiAuthenticator extends Authenticator private String m_username;private String m_userpass;EmaiAuthenticator(String username, String userpass) super();m_username = username;m_userpass = userpass;public PasswordAuthentication getPasswordAuthentication() return new PasswordAuthentication(m_username, m_userpass);public class MailClientAuthFromMydomain EmaiAuthenticator ma;/验证类EmaiAuthenticator对象protected Session session;/邮件会话protected Store store;private String receiveHost = localhost;/接收邮件服务器主机名private String receiveProtocol = imap;/接收邮件协议private String username=admin;/邮箱用户名private String password=1234;/邮箱密码public void init() throws Exception Properties props = new Properties();props.put(tocol, receiveProtocol);props.put(mail.imap.class, com.sun.mail.imap.IMAPStore);props.put(mail.smtp.auth,true);/在程序中设置需要身份验证的property/设置JavaMail属性ma = new EmaiAuthenticator(username,password);/实例化身份验证类对象session = Session.getDefaultInstance(props, (Authenticator)ma);/在session对象中注册PasswordAuthentication对象，以便验证用户名和密码store = session.getStore(receiveProtocol);/接收邮件服务器上注册用户的存储空间,参数为接收邮件协议imapstore.connect(receiveHost, null, null);/连接邮件服务器时，将用户名和口令都设置为null。public void close() throws Exception store.close();public void receiveMessage() throws Exception browseMessagesFromFolder(inbox);public void browseMessagesFromFolder(String folderName) throws Exception Folder folder = store.getFolder(folderName);if (folder = null)throw new Exception(folderName + 邮件夹不存在！);browseMessagesFromFolder(folder);public void browseMessagesFromFolder(Folder folder) throws Exception folder.open(Folder.READ_ONLY);System.out.println(You have + folder.getMessageCount()+ messages in inbox!);System.out.println(You have + folder.getUnreadMessageCount()+ unread messages in inbox!);Message messages = folder.getMessages();for (int i = 0; i messages.length; i+) System.out.println(-第 + (i + 1) + 封邮件-);System.out.println(From: + messagesi.getFrom()0);System.out.println(Subject: + messagesi.getSubject();System.out.println(Text: + messagesi.getContent();System.out.println();folder.close(false);public static void main(String args) throws Exception MailClientAuthFromMydomain client = new MailClientAuthFromMydomain();client.init();client.receiveMessage();client.close();2）第二个程序：MailAuthenticatorDialog.java/用户信息验证对话框界面/读取用户信息的时候先弹出的一个对话框/public class MailAuthenticatorDialog extends Authenticatorstatic JDialog passwordDg;/输入用户名和密码的对话框private JLabel mainLb;/标签，提示“输入用户名和密码”private JLabel userLb;private JTextField usernameTf;/用户名输入框private JLabel passwordLb;/密码标签private JPasswordField passwordPf=new JPasswordField(20);/密码输入框private JButton okBtn;/确定按钮public MailAuthenticatorDialog()this();public MailAuthenticatorDialog(String username)passwordDg=new JDialog(new JFrame(),输入用户名和密码,true);/在Java中，对话框是有边框、有标题的独立存在的容器，并且不能被其他容器包容/JDialog不能作为程序的最外层容器，也不能包含菜单条/JDialog一般有固定的布局，而且不能随便改变对话框的大小/JDialog必须隶属于一个JFrame，并且由这个JFrame负责弹出/构造方法JDialog(new JFrame(),输入用户名和密码,true);/分别代表隶属于的那个JFrame窗口，对话框的标题，对话框是否为有模式的Container container=passwordDg.getContentPane();/取得对话框隶属的那个JFrame的顶级容器container.setLayout(new GridLayout(4,1);/设置为网格布局方式mainLb=new JLabel(请输入用户名和口令：);container.add(mainLb);/将标签添加到面板中 JPanel userJp=new JPanel();userLb=new JLabel(用户名:);usernameTf=new JTextField(20);userJp.add(userLb);userJp.add(usernameTf);/将用户名标签和输入框添加到JPanle中usernameTf.setText(username);/设置用户名输入框的初始值container.add(userJp);/将userJp添加到顶级容器container中JPanel passwordPanel=new JPanel();passwordLb=new JLabel(密码:);passwordPf=new JPasswordField(20);passwordPanel.add(passwordLb);passwordPanel.add(passwordPf);/将密码标签和输入框添加到面板JPanel passwordPanel中container.add(passwordPanel);/将passwordPanel添加到顶级容器container中JPanel okPanel=new JPanel();okBtn=new JButton(确定);okPanel.add(okBtn);container.add(okPanel);passwordDg.pack();/pack()是让系统根据窗口内部组件的preferredSize和layout重新设置窗口的大小，使其刚好能够容下内部的所有组件 。ActionListener al=new ActionListener()/匿名内部类，动作事件ActionEvnetpublic void actionPerformed(ActionEvent e)passwordDg.setVisible(false);/隐藏用户名和密码的对话框;usernameTf.addActionListener(al);passwordPf.addActionListener(al);okBtn.addActionListener(al);/给用户名、密码输入框以及确定按钮注册事件监视器public PasswordAuthentication getPasswordAuthentication()passwordDg.setVisible(true);/程序执行到需要进行邮箱用户名和密码验证的时候，显示对话框String password=new String(passwordPf.getPassword();/提取用户在对话框中输入的密码String username=usernameTf.getText();/提取用户在对话框中输入的用户名/*if(username.equals()|password.equals()JOptionPane.showMessageDialog(null,用户名或密码不能为空！);passwordDg.setVisible(true);*/passwordPf.setText();return new PasswordAuthentication(username,password);/返回一个PasswordAuthentication对象3)第三个程序：MailClientFromMydomainDialog.java/带用户验证的读取邮件程序//在读取邮件信息的时候先弹出一个对话框，要求用户输入邮箱地址和密码/只有用户输入信息正确的时候，才能读取出邮箱中的信息/public class MailClientFromMydomainDialog Authenticator ma;/ 验证类EmaiAuthenticator对象protected Session session;/ 邮件会话protected Store store;private String receiveHost = localhost;/ 接收邮件服务器主机名private String receiveProtocol = imap;/ 接收邮件协议/ private String username = admin;/ 邮箱用户名/ private String password = 1234;/ 邮箱密码public void init() Properties props = new Properties();props.put(tocol, receiveProtocol);props.put(mail.imap.class, com.sun.mail.imap.IMAPStore);props.put(mail.smtp.auth, true);/ 在程序中设置需要身份验证的property/ 设置JavaMail属性ma = new MailAuthenticatorDialog(admin);/ 实例化身份验证类对象session = Session.getDefaultInstance(props, (Authenticator) ma);/ 在session对象中注册PasswordAuthentication对象，以便验证用户名和密码try store = session.getStore(receiveProtocol);/ 接收邮件服务器上注册用户的存储空间,参数为接收邮件协议imapstore.connect(receiveHost, null, null);/ 连接邮件服务器时，将用户名和口令都设置为null。 catch (AuthenticationFailedException e) JOptionPane.showMessageDialog(null, 用户名和密码不正确，系统结束！);System.exit(0); catch (Exception e1) e1.printStackTrace();public void close() throws Exception store.close();public void receiveMessage() throws Exception browseMessagesFromFolder(inbox);public void browseMessagesFromFolder(String folderName) throws Exception Folder folder = store.getFolder(folderName);if (folder = null)throw new Exception(folderName + 邮件夹不存在！);browseMessagesFromFolder(folder);public void browseMessagesFromFolder(Folder folder) throws Exception folder.open(Folder.READ_ONLY);System.out.println(You have + folder.getMessageCount()+ messages in inbox!);System.out.println(You have + folder.getUnreadMessageCount()+ unread messages in inbox!);Message messages = folder.getMessages();for (int i = 0; i messages.length; i+) System.out.println(-第 + (i + 1) + 封邮件-);System.out.println(From: + messagesi.getFrom()0);System.out.println(Subject: + messagesi.getSubject();System.out.println(Text: + messagesi.getContent();System.out.println();folder.close(false);public static void main(String args) throws Exception MailClientFromMydomainDialog client = new MailClientFromMydomainDialog();client.init();client.receiveMessage();client.close();System.exit(0);4）第四个程序MailClientFrom126Dialog.java/带用户验证的读取邮件程序/读取邮箱中发件人是huahua_中的所有邮件/在读取邮件信息的时候先弹出一个对话框，要求用户输入邮箱地址和密码/只有用户输入信息正确的时候，才能读取出邮箱中的信息/public class MailClientFrom126Dialog Authenticator ma;/ 验证类EmaiAuthenticator对象protected Session session;/ 邮件会话protected Store store;private String receiveHost = ;/ 126接收邮箱服务器地址private String receiveProtocol = pop3;/ 126接收邮件协议private String fromAddr = huahua_;/ private String username = admin;/ 邮箱用户名/ private String password = 1234;/ 邮箱密码public void init() Properties props = new Properties();props.put(tocol, receiveProtocol);props.put(mail.imap.class, com.sun.mail.imap.IMAPStore);props.put(mail.smtp.auth, true);/ 在程序中设置需要身份验证的property/ 设置JavaMail属性ma = new MailAuthenticatorDialog();/ 实例化身份验证类对象session = Session.getDefaultInstance(props, (Authenticator) ma);/ 在session对象中注册PasswordAuthentication对象，以便验证用户名和密码try store = session.getStore(receiveProtocol);/ 接收邮件服务器上注册用户的存储空间,参数为接收邮件协议imapstore.connect(receiveHost, null, null);/ 连接邮件服务器时，将用户名和口令都设置为null。 catch (AuthenticationFailedException e) JOptionPane.showMessageDialog(null, 用户名和密码不正确，系统结束！);System.exit(0); catch (Exception e1) e1.printStackTrace();public void close() throws Exception store.close();public void receiveMessage() throws Exception browseMessagesFromFolder(inbox);public void browseMessagesFromFolder(String folderName) throws Exception Folder folder = store.getFolder(folderName);if (folder = null)throw new Exception(folderName + 邮件夹不存在！);browseMessagesFromFolder(folder);public void browseMessagesFromFolder(Folder folder) throws Exception folder.open(Folder.READ_ONLY);System.out.println(You have + folder.getMessageCount()+ messages in inbox!);System.out.println(You have + folder.getUnreadMessageCount()+ unread messages in inbox!);Message messages = folder.getMessages();for (int i = 0; i messages.length; i+) String str = messagesi.getFrom()0.toString();int startIndex = str.indexOf();if (endIndex startIndex) String strTmp = str.substring(startIndex + 1, endIndex).trim();/ System.out.println(strTmp= + strTmp);if (strTmp.equalsIgnoreCase(fromAddr) / if(messagesi.getFrom()0).toString().equalsIgnoreCase(fromAddr)System.out.println(-第 + (i + 1) + 封邮件-);System.out.println(From: + messagesi.getFrom()0);System.out.println(Subject: + messagesi.getSubject();System.out.println(Text: + messagesi.getContent();System.out.println();folder.close(false);public static void main(String args) throws Exception MailClientFrom126Dialog client = new MailClientFrom126Dialog();client.init();client.receiveMessage();client.close();System.exit(0);5)第五个程序：MailSenderFrom126Dialog.java/在读取邮件信息的时候先弹出一个对话框，要求用户输入邮箱地址和密码/只有用户输入信息正确的时候，才能发送邮箱邮件/由huahua_发往huahua_/public class MailSenderFrom126Dialog protected Session session;protected Store store;private Authenticator ma;private String sendHost = ;/发送邮件服务器地址private String sendProtocol = smtp;/发送邮件协议private String toAddr = huahua_;/收件人private String fromAddr = huahua_;/ 发件人public void init() throws Exc